1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (C) STRATO AG 2012. All rights reserved.
4 */
5
6#ifndef BTRFS_DEV_REPLACE_H
7#define BTRFS_DEV_REPLACE_H
8
9struct btrfs_ioctl_dev_replace_args;
10struct btrfs_fs_info;
11struct btrfs_trans_handle;
12struct btrfs_dev_replace;
13struct btrfs_block_group;
14
15int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
16int btrfs_run_dev_replace(struct btrfs_trans_handle *trans);
17int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info,
18 struct btrfs_ioctl_dev_replace_args *args);
19void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
20 struct btrfs_ioctl_dev_replace_args *args);
21int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info);
22void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
23int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
24int __pure btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
25bool btrfs_finish_block_group_to_copy(struct btrfs_device *srcdev,
26 struct btrfs_block_group *cache,
27 u64 physical);
28void btrfs_bio_counter_inc_blocked(struct btrfs_fs_info *fs_info);
29void btrfs_bio_counter_sub(struct btrfs_fs_info *fs_info, s64 amount);
30
31static inline void btrfs_bio_counter_dec(struct btrfs_fs_info *fs_info)
32{
33 btrfs_bio_counter_sub(fs_info, amount: 1);
34}
35
36
37#endif
38

source code of linux/fs/btrfs/dev-replace.h